Danfoss AB-QM DN 125 Flange
Models
Installation 
AB-QM DN 125-250
Setting 
Note:
DN 125 & 150: 1 turn = 6.0 %
DN 200 & 250: 1 turn = 5.5 %
Measuring 
| DN 125 | Flow | High Flow | ||||
| L/h | L/s | GPM | L/h | L/s | GPM | |
| 40% | 36.000 | 10,00 | 159 | 48.000 | 13,33 | 211 |
| 45% | 40.500 | 11,25 | 178 | 54.000 | 15,00 | 238 |
| 50% | 45.000 | 12,50 | 198 | 60.000 | 16,67 | 264 |
| 55% | 49.500 | 13,75 | 218 | 66.000 | 18,33 | 291 |
| 60% | 54.000 | 15,00 | 238 | 72.000 | 20,00 | 317 |
| 65% | 58.500 | 16,25 | 258 | 78.000 | 21,67 | 343 |
| 70% | 63.000 | 17,50 | 278 | 84.000 | 23,33 | 370 |
| 75% | 67.500 | 18,75 | 297 | 90.000 | 25,00 | 396 |
| 80% | 72.000 | 20,00 | 317 | 96.000 | 26,67 | 423 |
| 85% | 76.500 | 21,25 | 337 | 102.000 | 28,33 | 449 |
| 90% | 81.000 | 22,50 | 357 | 108.000 | 30,00 | 476 |
| 95% | 85.500 | 23,75 | 376 | 114.000 | 31,67 | 502 |
| 100% | 90.000 | 25,00 | 396 | 120.000 | 33,33 | 528 |
Note: 1 turn = 6,0%
| DN 150 | Flow | High Flow | ||||
| L/h | L/s | GPM | L/h | L/s | GPM | |
| 40% | 58.000 | 16,11 | 255 | 91.600 | 25,44 | 403 |
| 45% | 65.250 | 18,13 | 287 | 103.100 | 28.64 | 454 |
| 50% | 72.500 | 20,14 | 319 | 114.500 | 31,81 | 504 |
| 55% | 79.750 | 22,15 | 351 | 126.000 | 35 | 555 |
| 60% | 87.000 | 24,17 | 383 | 137.400 | 38,17 | 605 |
| 65% | 94.250 | 26,18 | 415 | 148.900 | 41,36 | 656 |
| 70% | 101.500 | 18,19 | 447 | 160.300 | 44,53 | 706 |
| 75% | 108.750 | 30,21 | 479 | 171.800 | 47,72 | 756 |
| 80% | 116.000 | 32,22 | 511 | 183.200 | 50,89 | 807 |
| 85% | 123.250 | 34,24 | 543 | 194.700 | 54,08 | 857 |
| 90% | 130.500 | 36,25 | 575 | 206.100 | 57,25 | 907 |
| 95% | 137.750 | 38,26 | 606 | 217.600 | 60,44 | 958 |
| 100% | 145.000 | 40,28 | 639 | 229.000 | 63,61 | 1008 |
Note: 1 turn = 6,0%
AB-QM DN 125-250
Measuring 
| DN 200 | Flow | High Flow | ||||
| L/h | L/s | GPM | L/h | L/s | GPM | |
| 40% | 76.000 | 21,11 | 335 | 120.000 | 33,33 | 528 |
| 45% | 85.500 | 23,75 | 376 | 135.000 | 37,5 | 594 |
| 50% | 95.000 | 26,39 | 418 | 150.000 | 41,67 | 660 |
| 55% | 104.500 | 29,03 | 460 | 165.000 | 45,83 | 727 |
| 60% | 114.000 | 31,67 | 502 | 180.000 | 50 | 793 |
| 65% | 123.500 | 34,31 | 544 | 195.000 | 54,17 | 859 |
| 70% | 133.000 | 36,94 | 585 | 210.000 | 58,33 | 925 |
| 75% | 142.500 | 39,58 | 627 | 225.000 | 62,5 | 991 |
| 80% | 152.000 | 42,22 | 669 | 240.000 | 66,67 | 1.057 |
| 85% | 161.500 | 44,86 | 711 | 255.000 | 70,83 | 1.123 |
| 90% | 171.000 | 47,50 | 753 | 270.000 | 75 | 1.189 |
| 95% | 180.500 | 50,14 | 795 | 285.000 | 79,17 | 1.255 |
| 100% | 190.000 | 52,78 | 837 | 300.000 | 83,33 | 1.321 |
Note: 1 turn = 5,5%
| DN 250 | Flow | High Flow | ||||
| L/h | L/s | GPM | L/h | L/s | GPM | |
| 40% | 112.000 | 31,11 | 493 | 176.800 | 49,11 | 778 |
| 45% | 126.000 | 35,00 | 555 | 198.900 | 55,25 | 876 |
| 50% | 140.000 | 38,89 | 616 | 221.000 | 61,39 | 973 |
| 55% | 154.000 | 42,78 | 678 | 243.100 | 67,53 | 1.070 |
| 60% | 168.000 | 46,67 | 740 | 265.200 | 73,67 | 1.168 |
| 65% | 182.000 | 50,56 | 801 | 287.300 | 79,81 | 1.265 |
| 70% | 196.000 | 54,44 | 863 | 309.400 | 85,94 | 1.362 |
| 75% | 210.000 | 58,33 | 925 | 331.500 | 92,08 | 1.460 |
| 80% | 224.000 | 62,22 | 986 | 353.600 | 98,22 | 1.557 |
| 85% | 238.000 | 66,11 | 1048 | 375.700 | 104,4 | 1.654 |
| 90% | 252.000 | 70,00 | 1109 | 397.800 | 110,5 | 1.751 |
| 95% | 266.000 | 73,89 | 1171 | 419.900 | 116,6 | 1.849 |
| 100% | 280.000 | 77,78 | 1233 | 442.000 | 122,8 | 1.946 |
Note: 1 turn = 5,5%
Danfoss can accept no responsibility for possible errors in catalogues, brochures and other printed material. Danfoss reserves the right to alter its products without notice. This also applies to
products already on order provided that such alterations can be made without subsequential changes being necessary in specifications already agreed.
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Documents / Resources
 | Danfoss AB-QM DN 125 Flange [pdf] Installation Guide AB-QM DN 125, Flange, AB-QM DN 125 Flange |
